The Elutron Plasteel tank is a trade mark double wall steel GRP tank.

Here is a way to prevent underground oil storage tank from permeation of water, in which glass steel and polyvinyl chloride film are used to serve as damp-proof lining.

In recent years, there are some drawbacks with the traditional filling material in sloping bottom of FRP food tank. Neither its compressive strength nor weight can reach the standard requirements.